Image forming apparatus



FIG. 1 is a front view of an image forming apparatus showing our new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a perspective view thereof.

The broken lines depict environmental subject matter only and form no part of the claimed design. 

The ornamental design for an image forming apparatus, as shown and described. 